🧑‍💻 Improve missing translations script (#25841)

Co-authored-by: Scott Lahteine <thinkyhead@users.noreply.github.com>

buildroot/share/scripts/findMissingTranslations.sh

@@ -9,6 +9,29 @@
 # If no language codes are specified then all languages will be checked
 #
 
+langname() {
+  case "$1" in
+     an   ) echo "Aragonese" ;;            bg     ) echo "Bulgarian" ;;
+     ca   ) echo "Catalan" ;;              cz     ) echo "Czech" ;;
+     da   ) echo "Danish" ;;               de     ) echo "German" ;;
+     el   ) echo "Greek" ;;                el_CY  ) echo "Greek (Cyprus)" ;;
+     el_gr) echo "Greek (Greece)" ;;       en     ) echo "English" ;;
+     es   ) echo "Spanish" ;;              eu     ) echo "Basque-Euskera" ;;
+     fi   ) echo "Finnish" ;;              fr     ) echo "French" ;;
+     fr_na) echo "French (no accent)" ;;   gl     ) echo "Galician" ;;
+     hr   ) echo "Croatian (Hrvatski)" ;;  hu     ) echo "Hungarian / Magyar" ;;
+     it   ) echo "Italian" ;;              jp_kana) echo "Japanese (Kana)" ;;
+     ko_KR) echo "Korean" ;;               nl     ) echo "Dutch" ;;
+     pl   ) echo "Polish" ;;               pt     ) echo "Portuguese" ;;
+     pt_br) echo "Portuguese (Brazil)" ;;  ru     ) echo "Russian" ;;
+     sk   ) echo "Slovak" ;;               sv     ) echo "Swedish" ;;
+     test ) echo "TEST" ;;                 tr     ) echo "Turkish" ;;
+     uk   ) echo "Ukrainian" ;;            vi     ) echo "Vietnamese" ;;
+     zh_CN) echo "Simplified Chinese" ;;   zh_TW  ) echo "Traditional Chinese" ;;
+     *    ) echo "<unknown>" ;;
+  esac
+}
+
 LANGHOME="Marlin/src/lcd/language"
 
 [ -d $LANGHOME ] && cd $LANGHOME
@@ -20,7 +43,7 @@ TEST_LANGS=""
 if [[ -n $@ ]]; then
   for K in "$@"; do
     for F in $FILES; do
-      [[ "$F" != "${F%$K*}" ]] && TEST_LANGS+="$F "
+      [[ $F == $K ]] && TEST_LANGS+="$F "
     done
   done
   [[ -z $TEST_LANGS ]] && { echo "No languages matching $@." ; exit 0 ; }
@@ -28,20 +51,54 @@ else
   TEST_LANGS=$FILES
 fi
 
-echo "Missing strings for $TEST_LANGS..."
+echo "Finding all missing strings for $TEST_LANGS..."
 
+WORD_LINES=()   # Complete lines for all words (or, grep out of en at the end instead)
+ALL_MISSING=()  # All missing languages for each missing word
+#NEED_WORDS=()  # All missing words across all specified languages
+
+WORD_COUNT=0
+
+# Go through all strings in the English language file
+# For each word, query all specified languages for the word
+# If the word is missing, add its language to the list
 for WORD in $(awk '/LSTR/{print $2}' language_en.h); do
+  # Skip MSG_MARLIN
   [[ $WORD == "MSG_MARLIN" ]] && break
-  LANG_LIST=""
+
+  ((WORD_COUNT++))
+
+  # Find all selected languages that lack the string
+  LANG_MISSING=" "
   for LANG in $TEST_LANGS; do
     if [[ $(grep -c -E "^ *LSTR +$WORD\b" language_${LANG}.h) -eq 0 ]]; then
       INHERIT=$(awk '/using namespace/{print $3}' language_${LANG}.h | sed -E 's/Language_([a-zA-Z_]+)\s*;/\1/')
       if [[ -z $INHERIT || $INHERIT == "en" ]]; then
-        LANG_LIST+=" $LANG"
+        LANG_MISSING+="$LANG "
       elif [[ $(grep -c -E "^ *LSTR +$WORD\b" language_${INHERIT}.h) -eq 0 ]]; then
-        LANG_LIST+=" $LANG"
+        LANG_MISSING+="$LANG "
       fi
     fi
   done
-  [[ -n $LANG_LIST ]] && printf "%-38s :%s\n" "$WORD" "$LANG_LIST"
+  # For each word store all the missing languages
+  if [[ $LANG_MISSING != " " ]]; then
+    WORD_LINES+=("$(grep -m 1 -E "$WORD\b" language_en.h)")
+    ALL_MISSING+=("$LANG_MISSING")
+    #NEED_WORDS+=($WORD)
+  fi
+done
+
+echo
+echo "${#WORD_LINES[@]} out of $WORD_COUNT LCD strings need translation"
+
+for LANG in $TEST_LANGS; do
+  HED=0 ; IND=0
+  for WORDLANGS in "${ALL_MISSING[@]}"; do
+    # If the current word is missing from the current language then print it
+    if [[ $WORDLANGS =~ " $LANG " ]]; then
+      [[ $HED == 0 ]] && { echo ; echo "Missing strings for language_$LANG.h ($(langname $LANG)):" ; HED=1 ; }
+      echo "${WORD_LINES[$IND]}"
+    fi
+    ((IND++))
+  done
 done